February 27, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.
We are a Fortune 200 company, 20,000 colleagues strong serving more than 10.7 million customers at six energy companies -- Atlantic City Electric (ACE), Baltimore Gas and Electric (BGE), Commonwealth Edison (ComEd), Delmarva Power & Light (DPL), PECO Energy Company (PECO), and Potomac Electric Power Company (Pepco). Note: Items (1) and (3) are mutually inclusive, whereby the maximum experience requirement reduction is one (1) year (e.g., in the case of an employee with both a master's degree in Engineering AND a PE license, the minimum experience requirement would be reduced by one (1) year).
Falls Church, VA3 days ago
p>As a critical member of our Facilities Team, the Building Systems Engineer, Senior Associate is responsible for the operation, maintenance, and repair of Net Zero building systems, including mechanical, electrical, plumbing, life safety, and building automation systems. Every day, our team members do amazing things in pursuit of our shared purpose to build trust with our clients, partners, subcontractors, and teammates.
March 30, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.
March 30, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
Bachelor’s degree in engineering or related field with 8+ years of prior relevant experience or a master’s degree with 6+ years of experience in one of these areas: systems engineering, software engineering, test engineering or related field.
Falls Church, VA4 days ago
p>As a critical member of our Facilities Team, the Building Systems Engineer, Senior Associate is responsible for the operation, maintenance, and repair of Net Zero building systems, including mechanical, electrical, plumbing, life safety, and building automation systems. Every day, our team members do amazing things in pursuit of our shared purpose to build trust with our clients, partners, subcontractors, and teammates.
Washington, DC29 days ago
Under the general oversight of the Clinical Engineering leadership team the Clinical Engineering Technician III as an expert technician maintains clinical equipment with minimal supervision through the effective use of the medical equipment management plan and all medical equipment policies and procedures and manufacturer or alternative equipment maintenance (AEM) specifications. related military work/training in mechanical electrical bio medical engineering or academic work or actual work experience aligned with AAMI's Core Competencies for the Biomedical Equipment Technician.
Alexandria, VA30+ days ago
HII-MTC Alexandria offers access to all the resources of a large company HII while maintaining a small company feel across our operations concentrated in Northern Virginia with some of the most comprehensive secure rapid prototyping facilities in the mid-Atlantic region including a full in-house machine shop, composite fabrication, finishing, electronics assembly and testing capabilities. The ideal candidate for the Mechanical Engineering Intern position will have hands-on project experience, a comprehensive understanding of the underlying mechanical engineering principles that drive product design, and familiarity with design for subtractive and additive manufacturing.
Alexandria, VA30+ days ago
Senior Mechanical Engineer (Engineer Mechanical 3): 5 years relevant experience with Bachelors in related field; 3 years relevant experience with Masters in related field; 0 years experience with PhD or Juris Doctorate in related field; or High School Diploma or equivalent and 9 years relevant experience. Researches, plans, designs, verifies, validates and develops mechanical and/or electromechanical products and systems, such as metals, instruments, controls, plastics, robots, engines, machines and mechanical, resonance, hydraulic or heat transfer systems for production, transmission, measurement, and use of energy.
Fort Meade, MD30+ days ago
The successful candidate will be a hands-on engineer responsible for transforming conceptual requirements into tangible, reliable, and secure hardware solutions, from initial circuit design and simulation through prototyping, testing, and production support. We are seeking a highly skilled and innovative Hardware Design Engineer to lead or contribute significantly to the design, analysis, and verification of complex electronic hardware for next-generation national defense systems.
Fort Meade, MD30+ days ago
5 years relevant experience with Bachelors in related field; 3 years relevant experience with Masters in related field; 0 years experience with PhD or Juris Doctorate in related field; or High School Diploma or equivalent and 9 years relevant experience. The successful candidate will be a hands-on engineer responsible for transforming conceptual requirements into tangible, reliable, and secure hardware solutions, from initial circuit design and simulation through prototyping, testing, and production support.
Fort Meade, MD30+ days ago
The successful candidate will be a hands-on engineer responsible for transforming conceptual requirements into tangible, reliable, and secure hardware solutions, from initial circuit design and simulation through prototyping, testing, and production support. We are seeking a highly skilled and innovative Hardware Design Engineer to lead or contribute significantly to the design, analysis, and verification of complex electronic hardware for next-generation national defense systems.
Fort Meade, MD30+ days ago
The successful candidate will play a pivotal role in the entire hardware lifecycle, from concept and prototyping to production and sustainment, ensuring our systems meet stringent performance, reliability, and security requirements in challenging operational environments. We are seeking highly skilled and innovative Hardware Engineers to contribute to the design, development, testing, and deployment of advanced electronic systems and hardware components in support of critical national defense missions.
This experience includes activities such as: Professional knowledge of architecture, engineering or landscape architectural concepts, principles and practices necessary for the design of site development involving complex visitor use and administrative facilities; writing scopes of work and developing cost estimates for Architecture, engineering, civil engineering or Landscape Architect projects; providing oversight to include inspecting work for conformance to code related to the restoration of historic structures and new building and utility construction; experience as a COR or COTR on construction, material or service contracts; experience in using computer programs such as CAD and Maintenance Management Systems. Architect - GS-0808 Series Continued:
- Related Curriculum: Degree in architectural engineering may be accepted as satisfying in full the basic requirements, provided the completed course work in architectural engineering provided knowledge, skills, and abilities substantially equivalent to those provided in the courses specified in paragraph A. The curriculum for a degree in either architecture or architectural engineering covers function, esthetics, site, structure, economics, mechanical-electrical, and other engineering problems related to the design and construction of buildings primarily (but not exclusively) intended to house human activities.
The company specializes in designing, fabricating, and installing complex HVAC, process piping, and other mechanical, electrical, and plumbing (MEP) systems-enhancing energy efficiency, reliability, and sustainability in new and existing facilities. Legence and its affiliates do not accept unsolicited resumes from agencies; any such submissions without a prior signed agreement authorized by Legence Holdings LLC''s CHRO or Director of Talent Acquisition will not incur fees and are considered property of Legence.
Arlington, VA30+ days ago
p>For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.
li>MEP Systems Expertise: Strong multidisciplinary understanding of Mechanical, Electrical, and Plumbing (MEP) system design, integration, and operational functionality within complex industrial or military facilities, including specialized containment systems, filtration systems, and backup power infrastructure. The successful candidate will leverage extensive engineering expertise to analyze facility designs, spatial layouts, operational workflows, and supporting infrastructure to determine functional capabilities and mission relevance.
li>MEP Systems Knowledge: Understanding of Mechanical, Electrical, and Plumbing (MEP) system design, integration, and operational functionality within complex industrial or military facilities, including specialized containment systems, filtration systems, and backup power infrastructure.
Two or more years of field experience working with industrial HVAC systems, including air-cooled and water-cooled chillers, condensers, cooling towers, air handlers, heat exchangers, boilers, and related equipment.
p>As a Design Project Manager (Mechanical Engineer), you will manage a wide variety of multi-disciplinary projects to construct landside and airside improvements under the Aviation Enterprise Capital Construction Program (CCP), as well as projects under the Aviation Enterprise Capital, Operating, and Maintenance Investment Program (COMIP) at Ronald Reagan Washington National Airport (DCA) and Washington Dulles International Airport (IAD). Skill in administering engineering and construction consulting contracts and ability to serve as a project manager and COTR, including skill in reviewing the proposals and work products of consulting engineers, contractors, vendors, and supporting in-house personnel.
p>The Senior Mechanical Engineer works collaboratively with program managers and project engineers to ensure successful program execution and is responsible for applying mechanical knowledge in designing and analyzing electro-mechanical assemblies. However, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with the contractor's legal duty to furnish information.
The Principle Mechanical Engineer works collaboratively with program managers and project engineers to ensure successful program execution and is responsible for applying expert mechanical knowledge in designing and analyzing electro-mechanical assemblies. However, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with the contractor's legal duty to furnish information.
p>The successful candidate will support the maturation of advanced telescope technologies, manage cross-vendor interface coordination efforts, and contribute to the development of common engineering approaches that enhance interchangeability across future spacecraft builds. This position serves as a key interface between government stakeholders and industry partners, facilitating collaboration across multiple vendors to improve interoperability, reduce program risk, and maximize future mission flexibility.
Fairfax, Virginia11 days ago
p>Pay Range: There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. You will collaborate with experts across engineering disciplines, participate in prototype development, and deliver innovative mechanical solutions that meet complex technical, schedule, and budget requirements.
The company specializes in designing, fabricating, and installing complex HVAC, process piping, and other mechanical, electrical, and plumbing (MEP) systems-enhancing energy efficiency, reliability, and sustainability in new and existing facilities. Where pay ranges are indicated, please note that a successful candidate's exact pay will be determined based relevant job-related factors, including any of the following: candidate's experience, skills, and qualifications, as well as geographic and market considerations.
Alexandria, VA30+ days ago
n \nThe following positions are available: \n\n Lead Mechanical Engineer Salary Range: $143,140 - $224,000\n Senior Mechanical Engineer Salary Range: $102,724 - $113,000\n Mechanical Engineer Salary Range: $84,285 - $133,000\n \nEssential Job Responsibilities\n \nResearches, plans, designs, verifies, validates and develops mechanical and/or electromechanical products and systems, such as metals, instruments, controls, plastics, robots, engines, machines and mechanical, resonance, hydraulic or heat transfer systems for production, transmission, measurement, and use of energy. \n Experience implementing Building Automation and System \n Experience with OCONUS installation service and maintenance \n \n\n Senior Mechanical Engineer (Engineer Mechanical 3): 5 years relevant experience with Bachelors in related field; 3 years relevant experience with Masters in related field; 0 years experience with PhD or Juris Doctorate in related field; or High School Diploma or equivalent and 9 years relevant experience.\n Minimum of three (3) years experience working as a Mechanical Engineer in a commercial environment.
li>Manages projects for new construction, renovations, and improvements to real property facilities and maintains surveillance over construction contractors utilizing a professional knowledge of mechanical engineering and knowledge of other engineering disciplines to ensure overall compliance with contracted specifications, schedules, etc. Knowledge of aesthetic and functional design techniques and skill in preparing project documentation, to include preliminary drawings, sketches, and construction drawings; and technique/ skill in drafting sufficient to convey design concepts and ideas and formulate working drawings.
li>MEP Systems Expertise: Strong multidisciplinary understanding of Mechanical, Electrical, and Plumbing (MEP) system design, integration, and operational functionality within complex industrial or military facilities, including specialized containment systems, filtration systems, and backup power infrastructure.
The successful candidate will leverage strong engineering expertise to analyze facility designs, spatial layouts, operational workflows, and supporting infrastructure to determine functional capabilities and mission relevance.